M2.0 earthquake 20 km WSW of Volcano, Hawaii

Magnitude

2.0 (ML, local (Richter)), micro

Magnitude from

Hawaiian Volcano Observatory

Local time

Wed, Oct 5, 1977, 2:36 PM HST

UTC

1977-10-06 00:36:29 UTC

Depth

8.9 km (5.5 mi), shallow

Epicenter

19.403° N, 155.422° W

Region

Hawaii

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.5 km horizontally, 1.2 km in depth

Magnitude uncertainty

±0.09

Depth from

From location

Station coverage gap

75°

Stations used

25

• Volcano, HawaiiPopulation 2,575. Forecast20 kmWSW
• Hilo, HawaiiPopulation 43,263. Forecast50 kmSW
• Honolulu, HawaiiPopulation 350,964. Forecast331 kmSE

After

1. 3.47 km SW of Volcano, HawaiiWed, Oct 5, 5:31 PM HST · 17896 days ago · 15 km deep · 14 km away
2. 2.415 km NE of P?hala, HawaiiWed, Oct 5, 7:25 PM HST · 17896 days ago · 8 km deep · 15 km away
3. 1.76 km SW of Volcano, HawaiiWed, Oct 5, 7:52 PM HST · 17896 days ago · 0 km deep · 15 km away
4. 1.76 km SW of Volcano, HawaiiWed, Oct 5, 8:27 PM HST · 17896 days ago · 0 km deep · 15 km away
5. 1.86 km SW of Volcano, HawaiiWed, Oct 5, 11:47 PM HST · 17895 days ago · 0 km deep · 14 km away
6. 1.76 km SW of Volcano, HawaiiWed, Oct 5, 11:49 PM HST · 17895 days ago · 0 km deep · 15 km away
7. 1.67 km SW of Volcano, HawaiiWed, Oct 5, 11:55 PM HST · 17895 days ago · 1 km deep · 14 km away
8. 2.116 km SE of Fern Forest, HawaiiWed, Oct 5, 11:58 PM HST · 17895 days ago · 5 km deep · 41 km away
9. 2.49 km SSW of Volcano, HawaiiThu, Oct 6, 1:08 AM HST · 17895 days ago · 3 km deep · 18 km away
10. 2.117 km SSE of Fern Forest, HawaiiThu, Oct 6, 2:31 AM HST · 17895 days ago · 7 km deep · 39 km away
11. 2.117 km SW of Leilani Estates, HawaiiThu, Oct 6, 3:26 AM HST · 17895 days ago · 5 km deep · 43 km away
12. 1.76 km SW of Volcano, HawaiiThu, Oct 6, 4:11 AM HST · 17895 days ago · 0 km deep · 15 km away
13. 2.217 km W of Volcano, HawaiiThu, Oct 6, 5:30 AM HST · 17895 days ago · 8 km deep · 3 km away
14. 2.514 km SSW of Leilani Estates, HawaiiThu, Oct 6, 5:44 AM HST · 17895 days ago · 5 km deep · 45 km away
15. 2.017 km SE of Fern Forest, HawaiiThu, Oct 6, 6:28 AM HST · 17895 days ago · 5 km deep · 42 km away
16. 2.411 km NNE of Hawaiian Ocean View, HawaiiThu, Oct 6, 8:25 AM HST · 17895 days ago · 10 km deep · 40 km away
17. 2.310 km ESE of Leilani Estates, HawaiiThu, Oct 6, 12:29 PM HST · 17895 days ago · 9 km deep · 62 km away
18. 2.310 km SE of Leilani Estates, HawaiiThu, Oct 6, 3:02 PM HST · 17895 days ago · 10 km deep · 61 km away
19. 1.76 km SW of Volcano, HawaiiThu, Oct 6, 3:58 PM HST · 17895 days ago · 0 km deep · 15 km away
20. 1.86 km SW of Volcano, HawaiiThu, Oct 6, 4:02 PM HST · 17895 days ago · 0 km deep · 15 km away
21. 2.524 km W of Volcano, HawaiiThu, Oct 6, 5:26 PM HST · 17895 days ago · 6 km deep · 6 km away
22. 2.016 km S of Fern Forest, HawaiiThu, Oct 6, 6:18 PM HST · 17895 days ago · 7 km deep · 31 km away
23. 1.66 km SW of Volcano, HawaiiThu, Oct 6, 9:43 PM HST · 17894 days ago · 0 km deep · 14 km away
24. 2.117 km SSE of Fern Forest, HawaiiThu, Oct 6, 10:20 PM HST · 17894 days ago · 6 km deep · 40 km away
25. 2.114 km S of Fern Forest, HawaiiFri, Oct 7, 1:13 AM HST · 17894 days ago · 5 km deep · 30 km away
26. 2.216 km SE of Fern Forest, HawaiiFri, Oct 7, 3:31 AM HST · 17894 days ago · 4 km deep · 41 km away
27. 2.416 km SW of Leilani Estates, HawaiiFri, Oct 7, 3:37 AM HST · 17894 days ago · 4 km deep · 42 km away
28. 2.413 km SW of Leilani Estates, HawaiiFri, Oct 7, 3:39 AM HST · 17894 days ago · 7 km deep · 45 km away
29. 2.117 km SSE of Fern Forest, HawaiiFri, Oct 7, 4:34 AM HST · 17894 days ago · 5 km deep · 39 km away
30. 2.114 km S of Volcano, HawaiiFri, Oct 7, 4:42 AM HST · 17894 days ago · 5 km deep · 20 km away
31. 2.111 km SSW of Leilani Estates, HawaiiFri, Oct 7, 6:18 AM HST · 17894 days ago · 4 km deep · 49 km away
32. 1.56 km SW of Volcano, HawaiiFri, Oct 7, 11:35 AM HST · 17894 days ago · 0 km deep · 15 km away
33. 1.66 km SW of Volcano, HawaiiFri, Oct 7, 11:40 AM HST · 17894 days ago · 1 km deep · 15 km away
34. 2.114 km SSE of Volcano, HawaiiFri, Oct 7, 1:17 PM HST · 17894 days ago · 7 km deep · 26 km away
35. 2.116 km SE of Fern Forest, HawaiiFri, Oct 7, 1:35 PM HST · 17894 days ago · 4 km deep · 41 km away
36. 2.210 km S of Volcano, HawaiiFri, Oct 7, 2:32 PM HST · 17894 days ago · -1 km deep · 19 km away
37. 2.013 km W of Volcano, HawaiiFri, Oct 7, 3:31 PM HST · 17894 days ago · 6 km deep · 9 km away
38. 1.56 km SW of Volcano, HawaiiFri, Oct 7, 3:43 PM HST · 17894 days ago · 0 km deep · 15 km away
39. 1.77 km SW of Volcano, HawaiiFri, Oct 7, 4:20 PM HST · 17894 days ago · 1 km deep · 14 km away
40. 1.520 km WSW of Volcano, HawaiiFri, Oct 7, 4:54 PM HST · 17894 days ago · 7 km deep · 1 km away
41. 2.015 km S of Fern Forest, HawaiiFri, Oct 7, 8:08 PM HST · 17894 days ago · 5 km deep · 31 km away
42. 1.96 km SW of Volcano, HawaiiFri, Oct 7, 9:24 PM HST · 17894 days ago · 1 km deep · 15 km away
43. 2.015 km SSE of Volcano, HawaiiSat, Oct 8, 12:03 AM HST · 17893 days ago · 5 km deep · 26 km away
44. 2.03 km S of Leilani Estates, HawaiiSat, Oct 8, 12:37 AM HST · 17893 days ago · 5 km deep · 53 km away
45. 2.411 km SSE of Fern Forest, HawaiiSat, Oct 8, 2:28 AM HST · 17893 days ago · 6 km deep · 33 km away
46. 1.919 km W of Volcano, HawaiiSat, Oct 8, 2:44 AM HST · 17893 days ago · 0 km deep · 1 km away
47. 2.114 km NNE of P?hala, HawaiiSat, Oct 8, 4:12 AM HST · 17893 days ago · 9 km deep · 9 km away
48. 1.912 km NNE of P?hala, HawaiiSat, Oct 8, 6:37 AM HST · 17893 days ago · 10 km deep · 10 km away
49. 2.512 km SSE of Fern Forest, HawaiiSat, Oct 8, 2:15 PM HST · 17893 days ago · 6 km deep · 35 km away
50. 2.114 km S of Fern Forest, HawaiiSat, Oct 8, 3:18 PM HST · 17893 days ago · 7 km deep · 32 km away
51. 1.67 km SW of Volcano, HawaiiSat, Oct 8, 4:07 PM HST · 17893 days ago · 1 km deep · 15 km away
52. 2.511 km W of Volcano, HawaiiSat, Oct 8, 5:13 PM HST · 17893 days ago · 6 km deep · 10 km away
53. 2.014 km SSE of Volcano, HawaiiSat, Oct 8, 7:01 PM HST · 17893 days ago · 5 km deep · 25 km away
54. 2.68 km WNW of P?hala, HawaiiSat, Oct 8, 9:39 PM HST · 17892 days ago · 6 km deep · 25 km away
55. 2.24 km WNW of P?hala, HawaiiSun, Oct 9, 5:24 AM HST · 17892 days ago · 2 km deep · 23 km away
56. 1.912 km SSE of Volcano, HawaiiSun, Oct 9, 5:51 AM HST · 17892 days ago · 6 km deep · 25 km away
57. 1.67 km SW of Volcano, HawaiiSun, Oct 9, 5:57 AM HST · 17892 days ago · 1 km deep · 14 km away
58. 1.612 km SSW of Volcano, HawaiiSun, Oct 9, 7:09 AM HST · 17892 days ago · -1 km deep · 14 km away
59. 2.114 km SW of Leilani Estates, HawaiiSun, Oct 9, 7:15 AM HST · 17892 days ago · 2 km deep · 44 km away
60. 1.911 km S of Volcano, HawaiiSun, Oct 9, 8:39 AM HST · 17892 days ago · 6 km deep · 21 km away

The first 60 of 200.

Before

1. 2.43 km S of P?hala, HawaiiWed, Oct 5, 1:22 PM HST · 17896 days ago · 31 km deep · 26 km away
2. 2.07 km SW of Volcano, HawaiiWed, Oct 5, 11:26 AM HST · 17896 days ago · 1 km deep · 14 km away
3. 1.88 km SW of Volcano, HawaiiWed, Oct 5, 7:34 AM HST · 17896 days ago · 1 km deep · 14 km away
4. 2.113 km SSE of Fern Forest, HawaiiWed, Oct 5, 4:16 AM HST · 17896 days ago · 8 km deep · 34 km away
5. 1.76 km SW of Volcano, HawaiiWed, Oct 5, 3:24 AM HST · 17896 days ago · 0 km deep · 15 km away
6. 1.917 km W of Volcano, HawaiiTue, Oct 4, 9:46 PM HST · 17896 days ago · 6 km deep · 5 km away
7. 1.910 km SW of Volcano, HawaiiTue, Oct 4, 6:33 PM HST · 17897 days ago · 1 km deep · 14 km away
8. 1.56 km SW of Volcano, HawaiiTue, Oct 4, 5:52 PM HST · 17897 days ago · 0 km deep · 15 km away
9. 2.19 km SSW of Volcano, HawaiiTue, Oct 4, 3:06 PM HST · 17897 days ago · 3 km deep · 18 km away
10. 2.617 km SE of Fern Forest, HawaiiTue, Oct 4, 11:40 AM HST · 17897 days ago · 7 km deep · 41 km away
11. 3.114 km S of Fern Forest, HawaiiTue, Oct 4, 10:41 AM HST · 17897 days ago · 3 km deep · 33 km away
12. 2.015 km SSE of Volcano, HawaiiTue, Oct 4, 9:45 AM HST · 17897 days ago · 6 km deep · 29 km away
13. 1.911 km S of Volcano, HawaiiTue, Oct 4, 6:58 AM HST · 17897 days ago · 5 km deep · 23 km away
14. 2.112 km W of Volcano, HawaiiTue, Oct 4, 6:25 AM HST · 17897 days ago · 2 km deep · 8 km away
15. 2.122 km N of P?hala, HawaiiMon, Oct 3, 11:36 PM HST · 17897 days ago · 5 km deep · 7 km away
16. 1.56 km SW of Volcano, HawaiiMon, Oct 3, 11:20 PM HST · 17897 days ago · 0 km deep · 15 km away
17. 2.15 km SW of Volcano, HawaiiMon, Oct 3, 10:03 PM HST · 17897 days ago · 0 km deep · 16 km away
18. 1.914 km S of Volcano, HawaiiMon, Oct 3, 9:14 PM HST · 17898 days ago · 6 km deep · 20 km away
19. 2.117 km SW of Leilani Estates, HawaiiMon, Oct 3, 8:59 PM HST · 17898 days ago · 4 km deep · 43 km away
20. 2.012 km SSE of Volcano, HawaiiMon, Oct 3, 5:59 PM HST · 17898 days ago · 8 km deep · 27 km away

From the USGS Earthquake Hazards Program and its partner networks, event hv19772321. Read Sun, Oct 4, 2026, 7:04 PM UTC.